參數(shù)資料
型號(hào): M37531
廠商: Mitsubishi Electric Corporation
英文描述: Single Chip 8 Bits CMOS Microcomputer(8位單片機(jī))
中文描述: 單芯片的CMOS 8位單片機(jī)(8位單片機(jī))
文件頁(yè)數(shù): 15/64頁(yè)
文件大?。?/td> 631K
代理商: M37531
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
7531 Group
MITSUBISHI MICROCOMPUTERS
15
Fig. 16 Block diagram of ports (2)
(7) Ports P2
0
– P2
7
A-D conversion input
Data bus
Analog input pin selection bit
Direction
register
Port latch
(8) Ports P3
0
– P3
5
Data bus
Pull-up
control bit i (i=4 to 6)
Direction
register
Port latch
Data bus
Pull-up
control bit i (i=6, 7)
(9) Ports P3
6
, P3
7
INT
interrupt input
Direction
register
Port latch
P3 input level
selection bit
P1
0
, P1
2
, P1
3
, P3
6
, and P3
7
input level are switched to the CMOS/TTL level by the port P1P3 control register.
When the TTL level is selected, there is no hysteresis characteristics.
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